Compare 661019 vs 661020
Property | 661019 | 661020 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 5 |
Total factors | 1 | 6 |
Prime factorization | 6610191 | 22 × 31 × 51 × 231 × 4791 |
Prime factorization | 661019 | 2 × 2 × 3 × 5 × 23 × 479 |
Divisors count | 2 | 48 |
Divisors | 1, 661019 | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 479, 690, 958, 1380, 1437, 1916, 2395, 2874, 4790, 5748, 7185, 9580, 11017, 14370, 22034, 28740, 33051, 44068, 55085, 66102, 110170, 132204, 165255, 220340, 330510, 661020 |
Number of properties | 5 | 0 |
Additive primes | 20941st | |
Chen primes | 20986th | |
Isolated primes | 42072nd | |
Primes | 53649th | |
Safe primes | 3098th | |
Roman numberals | ||
Base 2 | 101000010110000110112 | 101000010110000111002 |
Base 3 | 10201202020123 | 10201202020203 |
Base 4 | 22011201234 | 22011201304 |
Base 5 | 1321230345 | 1321230405 |
Base 6 | 221001356 | 221001406 |
Base 7 | 54221127 | 54221137 |
Base 8 | 24130338 | 24130348 |
Base 9 | 12166659 | 12166669 |
Base 10 | 66101910 | 66102010 |
Base 11 | 4116a711 | 4116a811 |
Base 12 | 27a64b12 | 27a65012 |
Base 13 | 1a1b4813 | 1a1b4913 |
Base 14 | 132c7914 | 132c7a14 |
Base 15 | d0cce15 | d0cd015 |
Base 16 | a161b16 | a161c16 |